On Tue 19-06-18 20:03:07, Xie XiuQi wrote: [...] > I tested on a arm board with 128 cores 4 numa nodes, but I set CONFIG_NR_CPUS=72. > Then node 3 is not be created, because node 3 has no memory, and no cpu. > But some pci device may related to node 3, which be set in ACPI table. Could you double check that zonelists for node 3 are generated correctly? -- Michal Hocko SUSE Labs